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Diffstat (limited to 'frontends/kolibrios/fb/font.h')
-rw-r--r-- | frontends/kolibrios/fb/font.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/frontends/kolibrios/fb/font.h b/frontends/kolibrios/fb/font.h new file mode 100644 index 000000000..8513c93ed --- /dev/null +++ b/frontends/kolibrios/fb/font.h @@ -0,0 +1,68 @@ +/* + * Copyright 2008 Vincent Sanders <vince@simtec.co.uk> + * + * This file is part of NetSurf, http://www.netsurf-browser.org/ + * + * NetSurf is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * NetSurf is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef NETSURF_FB_FONT_H +#define NETSURF_FB_FONT_H + +extern struct gui_layout_table *framebuffer_layout_table; +extern struct gui_utf8_table *framebuffer_utf8_table; + +/** + * Initialise framebuffer font handling. + */ +bool fb_font_init(void); + +/** + * Finalise framebuffer font handling. + */ +bool fb_font_finalise(void); + +/** + * Find the position in a string where an x coordinate falls. + * + * \param[in] fstyle style for this text + * \param[in] string UTF-8 string to measure + * \param[in] length length of string, in bytes + * \param[in] x coordinate to search for + * \param[out] char_offset updated to offset in string of actual_x, [0..length] + * \param[out] actual_x updated to x coordinate of character closest to x + * \return NSERROR_OK and char_offset and actual_x updated or + * appropriate error code on faliure + */ +nserror fb_font_position(const struct plot_font_style *fstyle, const char *string, size_t length, int x, size_t *char_offset, int *actual_x); + +/** + * Measure the width of a string. + * + * \param[in] fstyle plot style for this text + * \param[in] string UTF-8 string to measure + * \param[in] length length of string, in bytes + * \param[out] width updated to width of string[0..length) + * \return NSERROR_OK and width updated or appropriate error code on faliure + */ +nserror fb_font_width(const struct plot_font_style *fstyle, const char *string, size_t length, int *width); + + +#ifdef KOLIBRI_USE_FREETYPE +#include "kolibrios/fb/font_freetype.h" +#else +#include "kolibrios/fb/font_internal.h" +#endif + +#endif /* NETSURF_FB_FONT_H */ + |